diff --git a/src/Microsoft.PowerShell.MarkdownRender/Microsoft.PowerShell.MarkdownRender.csproj b/src/Microsoft.PowerShell.MarkdownRender/Microsoft.PowerShell.MarkdownRender.csproj
index 7c0eca47b7e..18825047bd6 100644
--- a/src/Microsoft.PowerShell.MarkdownRender/Microsoft.PowerShell.MarkdownRender.csproj
+++ b/src/Microsoft.PowerShell.MarkdownRender/Microsoft.PowerShell.MarkdownRender.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
   <!-- Source: https://github.com/lunet-io/markdig/ -->
     <ProjectReference Include="../System.Management.Automation/System.Management.Automation.csproj" />
-    <PackageReference Include="Markdig.Signed" Version="0.18.1" />
+    <PackageReference Include="Markdig.Signed" Version="0.18.3" />
   </ItemGroup>
 
 </Project>